Which One of the Following Individuals Would Be Classified as Structurally

Which one of the following individuals would be classified as structurally unemployed?

A) David lost his construction job because there was a reduction in the number of houses built during the winter of 2002.
B) Jayme lost her job with the state because there was a reduction in the state budget.
C) Ted lost his job when the steel mill where he worked closed because domestic producers would not produce as efficiently and cheaply as foreign firms.
D) Linda lost her job in early January when the Christmas store where she worked closed.